H.Paulin

Paulin® Papco® 108-522 Nylon Insert Standard Lock Nut, 1/2-13, Carbon Steel, Yellow Zinc Dichromate Coated, 8 Material Grade

31358522 MFG #: 108-522
$0.54 / EA
Non-Stock Item
  • Diameter - Thread Size: 1/2-13
  • Finish: Yellow Zinc Dichromate Coated
  • Hardness: C33 to C39 Rockwell
  • Manufacturer Name: The Hillman Group
  • Material: Carbon Steel
  • Material Grade: 8
  • Measurement System: Imperial
  • Request For Quote: No
  • Series: 108
  • Style: Pozi-Lok®/Stop
  • Thread Type: UNC
  • Type: Nylon Insert Standard
Paulin® Papco® Lock Nut, Nylon Insert Standard, Series: 108, Measurement System: Imperial, 1/2-13 Thread, Carbon Steel, Yellow Zinc Dichromate Coated, Material Grade: 8, Pozi-Lok®/Stop Style, UNC Thread, C33 to C39 Rockwell Hardness
  • Item Features
  • Medium carbon steel quenched and tempered
  • C: 0.25 to 0.55, P: 0.025 maximum, S: 0.025 maximum
  • For studs only, sulfur content may be 0.13% maximum
  • There shall be a sufficient hardenability to ensure a microstructure consisting of approximately 90% martensite in the core of threaded sections of the fasteners after hardening and quenching and before tempering